Dual water heating systems
United States Patent 2814279
US Patent References:
/0366074.html
- - 0366074

Water heating apparatus
- - 1465109

Boiler-control system
- - 1724996

Water heater
- - 1779165

Water tube steam generator
- - 1894762


Inventors:
Thomas, Martin A.
Publication Date:
11/26/1957
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Assignee:
Wayland, Keith D.
Primary Class:
122/14.220
Other Classes:
122/448.100, 236/20R, 122/18.400, 122/18.310
International Classes:
F24D17/00; F24H1/20
US Patent References:
1972757Automatic fuel control for boilers
2032447Water heating and storage system with dual thermostatic control
2290049Safety apparatus for heating and other devices
2469212Temperature-regulating valve mechanism for heat-exchange devices
2516390Thermostatic temperature and flow control valve
2540778Furnace control system
2604265Water-heating system
2619944Self-regulating fluid heater